package org.karson.designpattern.behavioral.visitor.extract3;

/**
 * @author Karson Wang
 * @title Visitor
 * @Description 描述
 * @Date 2020/4/11 17:35
 * @Copyright 2019-2020
 */
public interface Visitor {

    void visit(PdfFile pdfFile);
    void visit(PPTFile pdfFile);
    void visit(WordFile pdfFile);
}
